DNA fingerprinting has proved the clincher in this investigation.在这次调查中，DNA指纹鉴定起了决定性的作用。DNA profiling has aided the struggle against crime.DNA分析对于打击犯罪有所帮助。They act at least a temporary block to DNA synthesis in micro - o...
ECHO cloning is a rapid, easy and common DNA recombination technique.目的:利用ECHO克隆 系统建立一种更加快速 、 方便、通用的DNA重组技术.The methods include using Agrobacterium - mediated transformation , electroporation, gene gun bombardment andgly...
To stability analysis of tethered balloon, a three dimensional nonlinear mathematical model tethered aerostat was assembled.为研究系留气球稳定性,建立了系留气球的三维非线性动力学模型....
Last November the commission gave its stamp of approval to the deal.去年11月，委员会核准了这宗交易。It's FREEPOST, so there's no need for a stamp.这是免费邮寄，不用贴邮票。The stamp was a dull blue colour.邮票是晦暗的深蓝色。...
He also proposed and discussed the problem of isoperimetric figures.他还提出并讨论过等周问题.Based on FEM theory, a program of isoperimetric quadrilateral element is made using MATLAB software.基于有限元理论, 用MATLAB语言编制了四结点等参元计算机程序....
In the 50s, Rauschenberg anticipated the conceptual art movement of the 80s.上世纪50年代时，劳申伯格就早早地预见到了80年代的概念艺术运动。The long-anticipated study drew criticism from the tobacco industry.让人期待已久的研究遭到了烟草行业的批评。Every time they met, My...
A high - power diode laser power supply controlled by microprocessor is presented.介绍了一种利用单片机控制的大功率半导体激光驱动电源.This paper describes the principle of microprocessor ultrasonic range finder.主要介绍微电脑超声测距仪的工作原理.A Control System ...